John Hereford keeps his eye on the ball during a doubles match at the Broomfield Open at the Broomfield Swim & Tennis Club on Wednesday July 13, 2016.
Paul Aiken Staff Photographer Boulder Daily Camera.

Patrick Perrin returns a volley during a singles match against Paul Shinn at the Broomfield Open at the Broomfield Swim & Tennis Club on Wednesday July 13, 2016.
Paul Aiken Staff Photographer Boulder Daily Camera.

Paul Shinn returns a volley during a singles match against Patrick Perrin at the Broomfield Open at the Broomfield Swim & Tennis Club on Wednesday July 13, 2016.
Paul Aiken Staff Photographer Boulder Daily Camera.

Patrick Perrin returns a volley during a singles match against Paul Shinn at the Broomfield Open at the Broomfield Swim & Tennis Club on Wednesday July 13, 2016.
Paul Aiken Staff Photographer Boulder Daily Camera.

Paul Shinn returns a volley during a singles match against Patrick Perrin at the Broomfield Open at the Broomfield Swim & Tennis Club on Wednesday July 13, 2016.
Paul Aiken Staff Photographer Boulder Daily Camera.